Elective Description: To teach medical students the correct approach to the investigation and management of anemias, leukopenias and thrombocytopenias, and to diagnose bleeding disorders and evaluate abnormal coagulation tests. Students will also learn the management of hematologic malignancies including leukemias, lymphomas and monoclonal gamopathies. Finally, in conjunction with laboratory medicine, normal and pathologic blood smears and bone marrow slides will be evaluated, and practical aspects of blood transfusion will be reviewed.